We found one dictionary that defines the word badly behaved:

Phrases: more badly behaved, more... ▸ Words similar to badly behaved ▸ Usage examples for badly behaved ▸ Idioms related to badly behaved ▸ Wikipedia articles (New!) ▸ Words that often appear near badly behaved ▸ Rhymes of badly behaved ▸ Invented words related to badly behaved